Yokogawa YVP20S - Manual (Page 10)

1-3
IM 21B04C50-01E
<Toc> <Ind> <1. INTRODUCTION>
1.3 About This Software
This software is intended for use only with Yokogawa YVP positioners. The positioners are
intended for use with industrial compressed air systems only. Ensure that an adequate
pressure relief provision is installed if application of system supply pressure could cause
downstream equipment to malfunction. Installation should be in accordance with local and
national compressed air and instrumentation codes.
Positioners certified for use in explosionproof/flameproof or intrinsically safe installations
MUST:
a) Be installed in accordance with local and national codes for hazardous area
installations;
b) Be maintained only by qualified personnel with adequate training on hazardous area
instrumentation; and
c) Be maintained only by qualified personnel with adequate training in the use of
Foundation fieldbus.
This software is not intended for use in life support systems. This software is not intended
for use in safety shutdown systems. Substitution of positioner parts and components may
lead to unsafe operation or compromise performance.
Items sold by Yokogawa Electric Corp. are warranted to be free from defects in materials
and workmanship for a period of one year from the date of shipment, provided said items
are used according to Yokogawa’s recommended usages.
Yokogawa reserves the right to discontinue manufacture of any product or change product
materials, design, or specifications without notice.
1.4 Important Safety Warnings
These instructions contain WARNING, CAUTION, IMPORTANT, and NOTE where
necessary to alert you to safety related or other important information. Please read these
instructions carefully BEFORE this instrument is installed or maintained.
Although WARNING hazards is related to personal injury, and the CAUTION hazards
involve equipment or property damage, it should be understood that operation of damaged
equipment could, under certain operational conditions, result in degraded process system
performance which may lead to personal injury or death. Therefore, comply fully with all
WARNING, CAUTION, and IMPORTANT notices.
WARNING
indicates an imminently hazardous situation which, if not avoided, will result in death or
serious injury.
CAUTION
indicates a potentially hazardous situation which, if not avoided, could result in injury or
damage to the instrument.